defmodule Pleroma.Web.TwitterAPI.TwitterAPI do alias Pleroma.{User, Activity, Repo, Object} alias Pleroma.Web.ActivityPub.ActivityPub alias Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter alias Pleroma.Web.TwitterAPI.UserView alias Pleroma.Web.{OStatus, CommonAPI} import Ecto.Query @httpoison Application.get_env(:pleroma, :httpoison) def create_status(%User{} = user, %{"status" => _} = data) do CommonAPI.post(user, data) end def fetch_friend_statuses(user, opts \\ %{}) do opts = opts |> Map.put("blocking_user", user) |> Map.put("user", user) ActivityPub.fetch_activities([user.ap_id | user.following], opts) |> activities_to_statuses(%{for: user}) end def fetch_public_statuses(user, opts \\ %{}) do opts = Map.put(opts, "local_only", true) opts = Map.put(opts, "blocking_user", user) ActivityPub.fetch_public_activities(opts) |> activities_to_statuses(%{for: user}) end def fetch_public_and_external_statuses(user, opts \\ %{}) do opts = Map.put(opts, "blocking_user", user) ActivityPub.fetch_public_activities(opts) |> activities_to_statuses(%{for: user}) end def fetch_user_statuses(user, opts \\ %{}) do ActivityPub.fetch_activities([], opts) |> activities_to_statuses(%{for: user}) end def fetch_mentions(user, opts \\ %{}) do ActivityPub.fetch_activities([user.ap_id], opts) |> activities_to_statuses(%{for: user}) end def fetch_conversation(user, id) do with context when is_binary(context) <- conversation_id_to_context(id), activities <- ActivityPub.fetch_activities_for_context(context, %{"blocking_user" => user, "user" => user}), statuses <- activities |> activities_to_statuses(%{for: user}) do statuses else _e -> [] end end def fetch_status(user, id) do with %Activity{} = activity <- Repo.get(Activity, id), true <- ActivityPub.visible_for_user?(activity, user) do activity_to_status(activity, %{for: user}) end end def follow(%User{} = follower, params) do with {:ok, %User{} = followed} <- get_user(params), {:ok, follower} <- User.follow(follower, followed), {:ok, activity} <- ActivityPub.follow(follower, followed) do {:ok, follower, followed, activity} else err -> err end end def unfollow(%User{} = follower, params) do with { :ok, %User{} = unfollowed } <- get_user(params), { :ok, follower, follow_activity } <- User.unfollow(follower, unfollowed), { :ok, _activity } <- ActivityPub.insert(%{ "type" => "Undo", "actor" => follower.ap_id, "object" => follow_activity.data["id"], # get latest Follow for these users "published" => make_date() }) do { :ok, follower, unfollowed } else err -> err end end def block(%User{} = blocker, params) do with {:ok, %User{} = blocked} <- get_user(params), {:ok, blocker} <- User.block(blocker, blocked) do {:ok, blocker, blocked} else err -> err end end def unblock(%User{} = blocker, params) do with {:ok, %User{} = blocked} <- get_user(params), {:ok, blocker} <- User.unblock(blocker, blocked) do {:ok, blocker, blocked} else err -> err end end def repeat(%User{} = user, ap_id_or_id) do with {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(ap_id_or_id, user), %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id), status <- activity_to_status(activity, %{for: user}) do {:ok, status} end end def fav(%User{} = user, ap_id_or_id) do with {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.favorite(ap_id_or_id, user), %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id), status <- activity_to_status(activity, %{for: user}) do {:ok, status} end end def unfav(%User{} = user, ap_id_or_id) do with {:ok, %{data: %{"id" => id}}} = CommonAPI.unfavorite(ap_id_or_id, user), %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id), status <- activity_to_status(activity, %{for: user}) do {:ok, status} end end def upload(%Plug.Upload{} = file, format \\ "xml") do {:ok, object} = ActivityPub.upload(file) url = List.first(object.data["url"]) href = url["href"] type = url["mediaType"] case format do "xml" -> # Fake this as good as possible... """ #{object.id} #{object.id} #{object.id} #{href} #{href} """ "json" -> %{ media_id: object.id, media_id_string: "#{object.id}}", media_url: href, size: 0 } |> Poison.encode! end end def register_user(params) do params = %{ nickname: params["nickname"], name: params["fullname"], bio: params["bio"], email: params["email"], password: params["password"], password_confirmation: params["confirm"] } changeset = User.register_changeset(%User{}, params) with {:ok, user} <- Repo.insert(changeset) do {:ok, user} else {:error, changeset} -> errors = Ecto.Changeset.traverse_errors(changeset, fn {msg, _opts} -> msg end) |> Poison.encode! {:error, %{error: errors}} end end def get_by_id_or_nickname(id_or_nickname) do if !is_integer(id_or_nickname) && :error == Integer.parse(id_or_nickname) do Repo.get_by(User, nickname: id_or_nickname) else Repo.get(User, id_or_nickname) end end def get_user(user \\ nil, params) do case params do %{"user_id" => user_id} -> case target = get_by_id_or_nickname(user_id) do nil -> {:error, "No user with such user_id"} _ -> {:ok, target} end %{"screen_name" => nickname} -> case target = Repo.get_by(User, nickname: nickname) do nil -> {:error, "No user with such screen_name"} _ -> {:ok, target} end _ -> if user do {:ok, user} else {:error, "You need to specify screen_name or user_id"} end end end defp parse_int(string, default) defp parse_int(string, default) when is_binary(string) do with {n, _} <- Integer.parse(string) do n else _e -> default end end defp parse_int(_, default), do: default def search(user, %{"q" => query} = params) do limit = parse_int(params["rpp"], 20) page = parse_int(params["page"], 1) offset = (page - 1) * limit q = from a in Activity, where: fragment("?->>'type' = 'Create'", a.data), where: fragment("to_tsvector('english', ?->'object'->>'content') @@ plainto_tsquery('english', ?)", a.data, ^query), limit: ^limit, offset: ^offset, order_by: [desc: :inserted_at] # this one isn't indexed so psql won't take the wrong index. activities = Repo.all(q) activities_to_statuses(activities, %{for: user}) end defp activities_to_statuses(activities, opts) do Enum.map(activities, fn(activity) -> activity_to_status(activity, opts) end) end # For likes, fetch the liked activity, too. defp activity_to_status(%Activity{data: %{"type" => "Like"}} = activity, opts) do actor = get_in(activity.data, ["actor"]) user = User.get_cached_by_ap_id(actor) [liked_activity] = Activity.all_by_object_ap_id(activity.data["object"]) ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, liked_activity: liked_activity})) end # For announces, fetch the announced activity and the user. defp activity_to_status(%Activity{data: %{"type" => "Announce"}} = activity, opts) do actor = get_in(activity.data, ["actor"]) user = User.get_cached_by_ap_id(actor) [announced_activity] = Activity.all_by_object_ap_id(activity.data["object"]) announced_actor = User.get_cached_by_ap_id(announced_activity.data["actor"]) ActivityRepresenter.to_map(activity, Map.merge(opts, %{users: [user, announced_actor], announced_activity: announced_activity})) end defp activity_to_status(%Activity{data: %{"type" => "Delete"}} = activity, opts) do actor = get_in(activity.data, ["actor"]) user = User.get_cached_by_ap_id(actor) ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user})) end defp activity_to_status(activity, opts) do actor = get_in(activity.data, ["actor"]) user = User.get_cached_by_ap_id(actor) # mentioned_users = Repo.all(from user in User, where: user.ap_id in ^activity.data["to"]) mentioned_users = Enum.map(activity.data["to"] || [], fn (ap_id) -> if ap_id do User.get_cached_by_ap_id(ap_id) else nil end end) |> Enum.filter(&(&1)) ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, mentioned: mentioned_users})) end defp make_date do DateTime.utc_now() |> DateTime.to_iso8601 end def context_to_conversation_id(context) do with %Object{id: id} <- Object.get_cached_by_ap_id(context) do id else _e -> changeset = Object.context_mapping(context) case Repo.insert(changeset) do {:ok, %{id: id}} -> id # This should be solved by an upsert, but it seems ecto # has problems accessing the constraint inside the jsonb. {:error, _} -> Object.get_cached_by_ap_id(context).id end end end def conversation_id_to_context(id) do with %Object{data: %{"id" => context}} <- Repo.get(Object, id) do context else _e -> {:error, "No such conversation"} end end def get_external_profile(for_user, uri) do with {:ok, %User{} = user} <- OStatus.find_or_make_user(uri) do spawn(fn -> with url <- user.info["topic"], {:ok, %{body: body}} <- @httpoison.get(url, [], follow_redirect: true, timeout: 10000, recv_timeout: 20000) do OStatus.handle_incoming(body) end end) {:ok, UserView.render("show.json", %{user: user, for: for_user})} else _e -> {:error, "Couldn't find user"} end end end